N.M. Admin. Code § 19.15.40.20

Current through Register Vol. 36, No. 1, January 14, 2025
Section 19.15.40.20 - CONTAINERS AND INSTALLATIONS
A.Safe installation. No LP gas container shall be filled or LP gas system used that does not meet the requirements of NFPA 58, NFPA 54 or this document.
B.Filling of Containers. Transfer of LP Gas to or from any LP Gas container shall be only by the owner or upon the owners authorization.
C.Chart 1 (all services except cargo tanks). ASME 1949 and earlier and U-68 and U-69 Codes are approved for all LP gas service, except cargo tank, regardless of installation date, with the following working pressures and relief valve settings, when using propane grade 5 or higher.

Working Pressure

100

125

150

175

200

225

250

251+

Approved

No

No

No

No

Yes

Yes

Yes

Yes

Relief Valve Setting (%)

100 to 125

137 to 156

165 to 187

192 to 218

220 to 250

247 to 281

275 to 317

110% to 125%

D.Chart 2 (bulk service). API-ASME Code, ASME U-201, 1950 and 1952 or later ASME Codes are approved for bulk plant use*, and for all other container use if manufactured after June 30, 1959, in accordance with ASME Code, at the time of manufacture with the following working pressures and relief settings, when using propane of grade 5 or higher. *Cargo containers shall have a minimum working pressure of 250 PSI.

Working Pressure

100

125

150

175

200

225

250

251+

Approved

No

No

No

No

No

No

Yes

Yes

Relief Valve Setting (%)

100 to 125

220 to 250

88% to 100%

E.Chart 3 (domestic tank service). API-ASME Code, ASME U-200, U-201, 1950 and 1952 or later ASME Codes, if installed in New Mexico before June 30, 1959, may be moved from one place to another within the state, but not brought into the state, are approved for domestic tank service with the following working pressures and relief settings, when using propane of grade 5 or higher.

Working Pressure

100

125

150

175

200

225

250

251+

Approved

No

No

No

No

No

No

Yes

Yes

Relief Valve Setting (%)

110 to 125

132 to 150

154 to 175

176 to 200

198 to 225

220 to 250

88% to 100%

F.Container protection. Where physical damage to LP gas containers, or systems of which they are a part, from vehicles is a possibility, precautions shall be taken against such damage.
(1) Container protection shall be crash post or other protection acceptable to the LP gas bureau.
(2) When crash post are used they shall be a minimum of two and seven-eighths inch outside diameter, with three feet above ground, two feet below ground, embedded in concrete, filled with concrete, and spaced four feet apart. The spacing may be extended to eight feet between post if a minimum two-inch welded top rail is installed; excepting all dispensing system installations which shall comply with all requirements described in the currently adopted NFPA 58.
G.Container markings. All LP gas tanks owned by LP gas dealers must be marked with the name and phone number of the LP gas dealer. This regulation does not apply to customer owned tanks.
H.Container screening. Screens for all LP gas above ground containers shall be installed in the following manner.
(1) Screening material shall be non-combustible if container is screened on three sides. If solid screening is used, each wall up to 20 feet in length shall be provided with at least one opening, with an additional opening for each 20 feet of length or fraction thereof. Each opening shall have a minimum size of 50 square inches, the bottom of which shall not be more than six inches above the ground.
(2) If the screen encloses two sides or no more than fifty percent a wood fence may be used.
(3) The screen shall enclose no more than three sides of the container.
(4) There shall be a minimum clearance of three feet from the container to the screen.
(5) The screen shall not exceed the height of the container by more than one foot.
(6) Covers or tops shall not be installed over containers.
(7) All tanks on school grounds, church grounds, playgrounds, etc. shall be fenced. Any request for exemption to, or deviation from, the fencing requirement shall be made in writing to the bureau. If, upon investigation of a particular proposed tank installation, the inspector and bureau chief determine it is not necessary, a fence shall not be required.

N.M. Admin. Code § 19.15.40.20

19.15.40.20 NMAC - Rp, 19.15.40.22 NMAC, 2-1-06, Amended by New Mexico Register, Volume XXIX, Issue 10, May 29, 2018, eff. 7/1/2018